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opam 2.4 release

Feedback on this post is welcomed on Discuss! We are extremely happy to announce the release of opam 2.4.0 and encourage all users to upgrade. Please read on for installation and upgrade instructions. Major changes On opam init the compiler chosen for the default switch will no longer be ocaml-syste...

23 Jul 2025

OCamlPro

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WebAssembly/Wasm and OCaml

In this first post about WebAssembly (Wasm) and OCaml, we introduce the work we have been doing for quite some time now, though without publicity, about our participation in the Garbage-Collection (GC) Working Group for Wasm, and two related development projects in OCaml. WebAssembly, a fast and por...

14 Dec 2022

OCamlPro

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opam 2.0 tips

This blog post looks back on some of the improvements in opam 2.0, and gives tips on the new workflows available. Package development environment management Opam 2.0 has been vastly improved to handle locally defined packages. Assuming you have a project ~/projects/foo, defining two packages foo-lib...

12 Mar 2019

OCamlPro

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